#ifndef _WIN32
#error You System is not Microroft(R) Windows(C)!
#endif

#include <iostream>
#include <windows.h>
#include <stdlib.h>
#include <string>
#include <vector>
#include <sstream>
#include <fstream>

#define iss istringstream
#define oss ostringstream
#define  ss  stringstream
#define ifs ifstream
#define ofs ofstream

#define ulli unsigned long long int
#define slli   signed long long int

#define int_ptr int*
#define end_line '\n'

using namespace std;

using std::vector;
using std::string;
using std::istringstream;
using std::ostringstream;
using std::stringstream;
using std::ifstream;
using std::ofstream;

class USER
{
	public:
		string username;
		string password;
		USER(string _username, string _password)
		{
			this->username = this->_username, this->password = this->_password;
			return ;
		}
		~USER()
		{
			this->username = "", this->password = "";
			return ;
		} 
};
class PC
{
	public:
		string PCname;
		vector<USER> users;
		vector<string> arg;
};

int main()
{
	
}


